CN214222101U - Gas check valve for copper coil annealing material rack - Google Patents
Gas check valve for copper coil annealing material rack Download PDFInfo
- Publication number
- CN214222101U CN214222101U CN202023289274.7U CN202023289274U CN214222101U CN 214222101 U CN214222101 U CN 214222101U CN 202023289274 U CN202023289274 U CN 202023289274U CN 214222101 U CN214222101 U CN 214222101U
- Authority
- CN
- China
- Prior art keywords
- valve body
- gas
- check valve
- copper coil
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Heat Treatment Of Articles (AREA)
Abstract
The utility model relates to a check valve technical field especially relates to a copper coil annealing is gas check valve for work or material rest, and there is the drawback in traditional annealing stove: nitrogen gas stops to aerify, can produce nitrogen gas palirrhea, a gas check valve for copper coil pipe annealing work or material rest, includes the valve body, the valve body includes valve body, lower valve body and case down, the case includes the end cap of lower part back taper and the closure plate on upper portion, set up the gas pocket on end cap and the closure plate, the one end that the valve body is close to last valve body down sets up the protruding structure of echelonment, the one end that goes up the valve body and be close to lower valve body sets up the sunk structure of echelonment, protruding structural setting and end cap complex plugged hole, through the case dead weight, the control gas flow direction has good development prospect in check valve technical field.
Description
Technical Field
The utility model relates to a check valve technical field especially relates to a copper coil pipe is gas check valve for annealing work or material rest.
Background
The annealing of the copper pipe aims to eliminate stress generated in the processing process, reduce the hardness of a workpiece and improve subsequent processing performance through recovery and recrystallization so as to obtain the copper pipe with required technological performance and use requirements.
At present, from the application of various copper pipe processing enterprises, the annealing furnace which is most commonly applied is a roller bottom continuous annealing furnace, the common defects of the copper pipe in the annealing process or after the annealing process mainly comprise two types, namely surface discoloration and uneven performance, and in order to solve the defects, the cold processing process and the subsequent cleaning and heat treatment process need to be well controlled, and the heat treatment system needs to be strictly controlled.
The heat transfer in the copper coil is mainly carried out in a heat conduction mode, and in the annealing process, the heat transfer in the furnace mainly comprises the following steps: the copper coil pipe exchanges heat with the nitrogen gas in a convection way; heat transfer is carried out inside the copper coil pipe; the heat convection of the nitrogen and a heater or a condenser pipe; in the heating process, the nitrogen performs convective heat with the heater and the copper coil pipe in a reciprocating manner, so that the heating and heat preservation processes of copper coil pipe annealing are realized; in the cooling process, the nitrogen performs heat convection with the water cooling tank and the copper coil pipe in a reciprocating manner, and the water cooling tank transfers heat to the circulating flowing condensed water, so that the heat is carried out; the temperature of the whole copper coil pipe is continuously reduced by the circulation until the specified discharge temperature is reached, and the copper coil pipe is discharged.
The roller-hearth continuous annealing furnace anneals the copper coil pipe and depends on the reciprocating heat conduction of nitrogen, and the traditional annealing furnace has the disadvantages that: the nitrogen gas stops being aerated and a nitrogen reflux is generated.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a gas check valve is used to copper coil pipe annealing work or material rest solves the annealing stove air inlet and aerifys to stop, produce palirrhea problem.
The technical scheme is that the gas check valve for the copper coil annealing material rack comprises a valve body, wherein the valve body comprises an upper valve body, a lower valve body and a valve core, the valve core comprises a plug with an inverted cone-shaped lower part and a blocking plate on the upper part, the plug and the blocking plate are provided with air holes, one end of the lower valve body close to the upper valve body is provided with a step-shaped convex structure, one end of the upper valve body close to the lower valve body is provided with a step-shaped concave structure, the convex structure is provided with a plugging hole matched with the plug, the lower valve body is communicated with a gas source, the upper valve body is communicated with equipment, gas rushes open the valve core from bottom to top and enters the annealing equipment from the gas source through the gas hole, after the gas filling at the gas source is stopped, through case dead weight, the case sinks, and the shutoff hole is blockked up by the case, and control nitrogen gas flow direction avoids palirrhea, goes up valve body and lower valve body junction matched with echelonment structure, strengthens the leakproofness of check valve.
Furthermore, a connecting piece is arranged between the blocking plate and the plug, the upper valve body comprises an upper gas channel, and the diameter of the blocking plate and the diameter of the bottom surface of the plug are consistent with the diameter of the upper gas channel, so that the downward pressure of residual gas in the upper gas channel on the valve core and the dead weight of the valve core can be enough to block the blocking hole after the inflation is stopped.
Further, the valve core is integrally formed.
Furthermore, the lower valve body comprises a lower gas channel, the diameter of the lower gas channel is between 2mm and 10mm, and the smaller diameter is designed to ensure that gas still has enough force for flushing the valve core through the lower gas channel.
Furthermore, the upper valve body and the lower valve body are fixed through bolts, and the sealing performance of the one-way valve is guaranteed.
The technical effect of the utility model is that, this gaseous check valve has good sealing performance, and when stopping aerifing, avoids producing gaseous palirrhea, uses in roller end continuous type annealing furnace, can guarantee that nitrogen gas is not followed the inside palirrhea of annealing equipment and is gone out to guarantee copper coil pipe annealing effect, this check valve can use on other same function equipment equally.
Drawings
Fig. 1 is a schematic sectional structure diagram of the present invention.
Fig. 2 is a schematic view of the upper valve body structure of the present invention.
Fig. 3 is a schematic view of the lower valve body structure of the present invention.
Fig. 4 is a schematic view of the valve core structure of the present invention.
Fig. 5 is a schematic view of the overall structure of the present invention.
In the figure: 1. the valve comprises an upper valve body, a lower valve body, a valve core, a plug plate, a protruding structure, a concave structure, a pore, an upper gas channel and a lower gas channel, wherein the upper valve body is 2, the lower valve body is 3, the valve core is 4, the plug is 5, the convex structure is 6, the concave structure is 7, the pore is 8, the pore is 9, the pore is 10, the upper gas channel is 10, and the lower gas channel is 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: the gas check valve for the copper coil annealing material rest comprises a valve body, wherein the valve body comprises an upper valve body 1, a lower valve body 2 and a valve core 3, the valve core 3 comprises a lower inverted cone-shaped plug 4 and an upper blocking plate 5, gas holes 8 are formed in the plug 4 and the blocking plate 5, a step-shaped protruding structure 6 is arranged at one end, close to the upper valve body 1, of the lower valve body 2, a step-shaped recessed structure 7 is arranged at one end, close to the lower valve body 2, of the upper valve body 1, a blocking hole 9 matched with the plug 4 is formed in the protruding structure 6, the upper valve body 1 and the lower valve body 2 are fixed through bolts, the sealing performance of the check valve is guaranteed, the lower valve body 2 is communicated with a gas source, the upper valve body 1 is communicated with equipment, gas flows through the valve core from bottom to top and enters the annealing equipment from the gas source through the gas holes 8, and flows through the self weight of the valve core after the gas source stops being inflated, the valve core sinks, the plugging hole 9 is plugged by the valve core, the flowing direction of nitrogen is controlled, backflow is avoided, and the sealing performance of the one-way valve is enhanced due to the matched stepped structure of the joint of the upper valve body and the lower valve body.
In the above embodiment, a connection member is provided between the blocking plate 5 and the plug 4, the upper valve body 1 includes an upper gas passage 10, the diameter of the blocking plate 5, the diameter of the bottom surface of the plug 4 and the diameter of the upper gas passage 10 are kept consistent, so as to ensure that after the inflation is stopped, the downward pressure of residual gas in the upper gas passage 10 on the valve element and the self weight of the valve element are enough to block the blocking hole 9, the valve element 3 is integrally formed, the lower valve body 2 includes a lower gas passage 11, the diameter of the lower gas passage 11 is between 2mm and 10mm, and a smaller diameter is designed, so that the gas still has enough force to flush the valve element 3 through the lower gas passage 11.
The technical effect of the utility model is that, this gaseous check valve has good sealing performance, and when stopping aerifing, avoids producing gaseous palirrhea, uses in roller end continuous type annealing furnace, can guarantee that nitrogen gas is not followed the inside palirrhea of annealing equipment and is gone out to guarantee copper coil pipe annealing effect.
The present invention has been described in detail with reference to the specific embodiments and examples, but these should not be construed as limitations of the present invention. Numerous variations and modifications can be made by those skilled in the art without departing from the principles of the invention, which should also be considered as within the scope of the invention.
Claims (5)
1. The utility model provides a copper coil annealing is gas check valve for work or material rest, includes the valve body, its characterized in that, the valve body includes valve body (1), lower valve body (2) and case (3), case (3) are including end cap (4) and closure plate (5) on upper portion of lower part back taper, set up gas pocket (8) on end cap (4) and closure plate (5), the one end that lower valve body (2) are close to last valve body (1) sets up protruding structure (6) of echelonment, the one end that goes up valve body (1) and be close to lower valve body (2) sets up recessed structure (7) of echelonment, set up on protruding structure (6) with end cap (4) complex stop hole (9).
2. The gas check valve for the copper coil annealing stacks according to claim 1, wherein a connecting piece is arranged between the blocking plate (5) and the plug (4), the upper valve body (1) comprises an upper gas channel (10), and the diameter of the blocking plate (5) and the diameter of the bottom surface of the plug (4) are consistent with the diameter of the upper gas channel (10).
3. The gas check valve for the copper coil annealing stacks as claimed in claim 2, wherein the valve core (3) is integrally formed.
4. The gas check valve for copper coil annealing stacks according to claim 1, wherein the lower valve body (2) comprises a lower gas channel (11), and the diameter of the lower gas channel (11) is between 2mm and 10 mm.
5. The gas check valve for the copper coil annealing stacks as claimed in claim 1, wherein the upper valve body (1) and the lower valve body (2) are fixed through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023289274.7U CN214222101U (en) | 2020-12-31 | 2020-12-31 | Gas check valve for copper coil annealing material rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023289274.7U CN214222101U (en) | 2020-12-31 | 2020-12-31 | Gas check valve for copper coil annealing material rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214222101U true CN214222101U (en) | 2021-09-17 |
Family
ID=77707785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023289274.7U Active CN214222101U (en) | 2020-12-31 | 2020-12-31 | Gas check valve for copper coil annealing material rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214222101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116970787A (en) * | 2023-09-22 | 2023-10-31 | 南通瑞金制链科技有限公司 | Temperature control device for spring annealing |
-
2020
- 2020-12-31 CN CN202023289274.7U patent/CN214222101U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116970787A (en) * | 2023-09-22 | 2023-10-31 | 南通瑞金制链科技有限公司 | Temperature control device for spring annealing |
| CN116970787B (en) * | 2023-09-22 | 2023-12-22 | 南通瑞金制链科技有限公司 | Temperature control device for spring annealing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214222101U (en) | Gas check valve for copper coil annealing material rack | |
| CN112091083A (en) | Die holder with heat dissipation structure for stamping machine tool | |
| CN211497700U (en) | Vacuum annealing furnace | |
| CN206392834U (en) | A kind of New Low Voltage is cast with three Room holding furnaces | |
| CN206392035U (en) | A kind of closed protection device of Heat-conduction oil circulation system | |
| CN206739930U (en) | A kind of vertical flow guiding type positive displacement water water- to-water heat exchanger | |
| CN201353641Y (en) | Metal liquid heat insulating air cushion device | |
| CN106016882B (en) | A kind of anti-drying automatic water-cooling cooling structure | |
| CN203132219U (en) | Water-consumption-free air-sac respiration condenser | |
| CN202501705U (en) | Radiating structure for display module of refrigerator | |
| CN205807936U (en) | Anti-drying automatic water-cooling cooling structure | |
| CN206724500U (en) | A kind of non-bearing type water tank for water heater | |
| CN205580229U (en) | Condensing equipment of production inhibition antisludging agent | |
| CN216858786U (en) | Full-automatic liquid cooling hot charging machine | |
| CN212107258U (en) | Novel high temperature resistant condenser tube | |
| CN210718052U (en) | Energy-saving quick-heating multi-barrel water heater | |
| CN216099936U (en) | High-heat-dissipation precision die | |
| CN105180448B (en) | A kind of electric heater unit | |
| CN208222849U (en) | A kind of air energy heat pump water heater trilogy supply press-bearing water tank | |
| CN209484721U (en) | The mainboard assembly of tube expansion water tank | |
| CN219630385U (en) | Humidification tank and breathing machine | |
| CN212902760U (en) | Efficient and energy-saving titanium cooler | |
| CN220867286U (en) | Rapid cooling device of toughened glass homogenizing furnace | |
| CN216385119U (en) | Blanking pipe heat dissipation device of carbon calciner | |
| CN220851789U (en) | Novel temperature and pressure reducing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |